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add pzcorebus_xbar_switch
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@taichi-ishitani
taichi-ishitani committed Apr 17, 2024
1 parent b9a0302 commit 22a65e5
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34 changes: 34 additions & 0 deletions pzcorebus_common/pzcorebus_transposer.sv
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Expand Up @@ -20,3 +20,37 @@ module pzcorebus_transposer #(
end
end
endmodule

module pzcorebus_request_transposer #(
parameter int M = 1,
parameter int N = 1
)(
interface.request_slave slave_if[M*N],
interface.request_master master_if[N*M]
);
for (genvar i = 0;i < M;++i) begin : g
for (genvar j = 0;j < N;++j) begin : g
pzcorebus_request_connector u_connector (
.slave_if (slave_if[N*i+j] ),
.master_if (master_if[M*j+i] )
);
end
end
endmodule

module pzcorebus_response_transposer #(
parameter int M = 1,
parameter int N = 1
)(
interface.response_slave slave_if[M*N],
interface.response_master master_if[N*M]
);
for (genvar i = 0;i < M;++i) begin : g
for (genvar j = 0;j < N;++j) begin : g
pzcorebus_response_connector u_connector (
.slave_if (slave_if[N*i+j] ),
.master_if (master_if[M*j+i] )
);
end
end
endmodule
106 changes: 106 additions & 0 deletions pzcorebus_xbar_switch/pzcorebus_request_xbar_switch.sv
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//========================================
//
// Copyright (c) 2024 PEZY Computing, K.K.
// All Rights Reserved.
//
//========================================
module pzcorebus_request_xbar_switch
import pzcorebus_pkg::*,
pzbcm_arbiter_pkg::*,
pzbcm_selector_pkg::*;
#(
parameter pzcorebus_config BUS_CONFIG = '0,
parameter int SLAVES = 2,
parameter int MASTERS = 2,
parameter bit EXTERNAL_DECODE = 0,
parameter pzbcm_selector_type SELECTOR_TYPE = PZBCM_SELECTOR_BINARY,
parameter int SELECT_WIDTH = calc_select_width(SELECTOR_TYPE, MASTERS),
parameter int SELECT_LSB = BUS_CONFIG.address_width - SELECT_WIDTH,
parameter bit [1:0] ENABLE_ARBITER = 2'b01,
parameter int PRIORITY_WIDTH = 0,
parameter int WEIGHT_WIDTH = 0,
parameter pzbcm_arbiter_weight_list WEIGHT = '1,
parameter bit WAIT_FOR_DATA = 0,
parameter bit WAIT_FOR_DATA_LAST = 0,
parameter bit ENABLE_BROADCAST = 0,
parameter bit SLAVE_FIFO = 0,
parameter bit MASTER_FIFO = 0,
parameter int COMMAND_DEPTH = 2,
parameter int DATA_DEPTH = 2,
parameter bit ALIGN_OUT = 0,
parameter bit SVA_CHECKER = 1
)(
input var i_clk,
input var i_rst_n,
output var pzcorebus_command [SLAVES-1:0] o_mcmd,
input var [SLAVES-1:0][SELECT_WIDTH-1:0] i_select,
input var pzbcm_arbiter_config i_arbiter_config,
interface.request_slave slave_if[SLAVES],
interface.request_master master_if[MASTERS]
);
localparam int TOTAL = SLAVES * MASTERS;

pzcorebus_request_if #(BUS_CONFIG) slave_switch_if[TOTAL]();
pzcorebus_request_if #(BUS_CONFIG) master_switch_if[TOTAL]();

for (genvar i = 0;i < SLAVES;++i) begin : g_slave_switch
pzcorebus_request_1_to_m_switch #(
.BUS_CONFIG (BUS_CONFIG ),
.MASTERS (MASTERS ),
.EXTERNAL_DECODE (EXTERNAL_DECODE ),
.SELECTOR_TYPE (SELECTOR_TYPE ),
.SELECT_WIDTH (SELECT_WIDTH ),
.SELECT_LSB (SELECT_LSB ),
.WAIT_FOR_DATA (WAIT_FOR_DATA ),
.WAIT_FOR_DATA_LAST (WAIT_FOR_DATA_LAST ),
.ENABLE_BROADCAST (ENABLE_BROADCAST ),
.SLAVE_FIFO (SLAVE_FIFO ),
.MASTER_FIFO (0 ),
.COMMAND_DEPTH (COMMAND_DEPTH ),
.DATA_DEPTH (DATA_DEPTH ),
.SVA_CHECKER (SVA_CHECKER )
) u_switch (
.i_clk (i_clk ),
.i_rst_n (i_rst_n ),
.o_mcmd (o_mcmd[i] ),
.i_select (i_select[i] ),
.slave_if (slave_if[i] ),
.master_if (master_if[MASTERS*i:MASTERS*(i+1)-1] )
);
end

pzcorebus_request_transposer #(
.M (SLAVES ),
.N (MASTERS )
) u_transposer (
.slave_if (slave_switch_if ),
.master_if (master_switch_if )
);

for (genvar i = 0;i < MASTERS;++i) begin : g_master_switch
pzcorebus_request_m_to_1_switch #(
.BUS_CONFIG (BUS_CONFIG ),
.SLAVES (SLAVES ),
.ENABLE_ARBITER (ENABLE_ARBITER ),
.PRIORITY_WIDTH (PRIORITY_WIDTH ),
.WEIGHT_WIDTH (WEIGHT_WIDTH ),
.WEIGHT (WEIGHT ),
.WAIT_FOR_DATA (0 ),
.WAIT_FOR_RESPONSE (0 ),
.SLAVE_FIFO (0 ),
.MASTER_FIFO (MASTER_FIFO ),
.COMMAND_DEPTH (COMMAND_DEPTH ),
.DATA_DEPTH (DATA_DEPTH ),
.ALIGN_OUT (ALIGN_OUT ),
.SVA_CHECKER (0 )
) u_switch (
.i_clk (i_clk ),
.i_rst_n (i_rst_n ),
.i_arbiter_config (i_arbiter_config ),
.o_response_select (),
.i_response_ack ('0 ),
.slave_if (master_switch_if[SLAVES:SLAVES*(i+1)-1] ),
.master_if (master_if[i] )
);
end
endmodule
92 changes: 92 additions & 0 deletions pzcorebus_xbar_switch/pzcorebus_response_xbar_switch.sv
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//========================================
//
// Copyright (c) 2024 PEZY Computing, K.K.
// All Rights Reserved.
//
//========================================
module pzcorebus_response_xbar_switch
import pzcorebus_pkg::*,
pzbcm_arbiter_pkg::*,
pzbcm_selector_pkg::*;
#(
parameter pzcorebus_config BUS_CONFIG = '0,
parameter int SLAVES = 2,
parameter int MASTERS = 2,
parameter bit [1:0] ENABLE_ARBITER = 2'b01,
parameter int PRIORITY_WIDTH = 0,
parameter int WEIGHT_WIDTH = 0,
parameter pzbcm_arbiter_weight_list WEIGHT = '1,
parameter bit EXTERNAL_DECODE = 0,
parameter pzbcm_selector_type SELECTOR_TYPE = PZBCM_SELECTOR_BINARY,
parameter int SELECT_WIDTH = calc_select_width(SELECTOR_TYPE, SLAVES),
parameter int SELECT_LSB = BUS_CONFIG.id_width - SELECT_WIDTH,
parameter bit SLAVE_FIFO = 0,
parameter bit MASTER_FIFO = 0,
parameter int RESPONSE_DEPTH = 2,
parameter bit SVA_CHECKER = 1
)(
input var i_clk,
input var i_rst_n,
input var pzbcm_arbiter_config i_arbiter_config,
output var [MASTERS-1:0][BUS_CONFIG.id_width-1:0] o_sid,
output var [MASTERS-1:0][SELECT_WIDTH-1:0] i_select,
interface.response_slave slave_if[SLAVES],
interface.response_master master_if[MASTERS]
);
localparam int TOTAL = SLAVES * MASTERS;

pzcorebus_response_if #(BUS_CONFIG) slave_switch_if[TOTAL]();
pzcorebus_response_if #(BUS_CONFIG) master_switch_if[TOTAL]();

for (genvar i = 0;i < SLAVES;++i) begin : g_slave_switch
pzcorebus_response_1_to_m_switch #(
.BUS_CONFIG (BUS_CONFIG ),
.MASTERS (MASTERS ),
.ENABLE_ARBITER (ENABLE_ARBITER ),
.PRIORITY_WIDTH (PRIORITY_WIDTH ),
.WEIGHT_WIDTH (WEIGHT_WIDTH ),
.WEIGHT (WEIGHT ),
.SLAVE_FIFO (SLAVE_FIFO ),
.MASTER_FIFO (0 ),
.RESPONSE_DEPTH (RESPONSE_DEPTH ),
.SVA_CHECKER (0 )
) u_switch (
.i_clk (i_clk ),
.i_rst_n (i_rst_n ),
.i_arbiter_config (i_arbiter_config ),
.slave_if (slave_if[i] ),
.master_if (slave_switch_if[MASTERS*i:MASTERS*(i+1)-1] )
);
end

pzcorebus_response_transposer #(
.M (SLAVES ),
.N (MASTERS )
) u_transposer (
.slave_if (slave_switch_if ),
.master_if (master_switch_if )
);

for (genvar i = 0;i < MASTERS;++i) begin : g_master_switch
pzcorebus_response_m_to_1_switch #(
.BUS_CONFIG (BUS_CONFIG ),
.SLAVES (SLAVES ),
.EXTERNAL_DECODE (EXTERNAL_DECODE ),
.SELECTOR_TYPE (SELECTOR_TYPE ),
.SELECT_WIDTH (SELECT_WIDTH ),
.SELECT_LSB (SELECT_LSB ),
.SLAVE_FIFO (0 ),
.MASTER_FIFO (MASTER_FIFO ),
.RESPONSE_DEPTH (RESPONSE_DEPTH ),
.SVA_CHECKER (SVA_CHECKER )
) u_switch (
.i_clk (i_clk ),
.i_rst_n (i_rst_n ),
.o_sid (o_sid[i] ),
.i_select (i_select[i] ),
.o_response_ack (),
.slave_if (master_switch_if[SLAVES*i:SLAVES*(i+1)-1] ),
.master_if (master_if[i] )
);
end
endmodule
12 changes: 12 additions & 0 deletions pzcorebus_xbar_switch/pzcorebus_xbar_switch.list.rb
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##========================================
##
## Copyright (c) 2024 PEZY Computing, K.K.
## All Rights Reserved.
##
##========================================
file_list 'pzcorebus_common/pzcorebus_common.list.rb'
file_list 'pzcorebus_1_to_m_switch/pzcorebus_1_to_m_switch.list.rb'
file_list 'pzcorebus_m_to_1_switch/pzcorebus_m_to_1_switch.list.rb'
source_file 'pzcorebus_request_xbar_switch.sv'
source_file 'pzcorebus_response_xbar_switch.sv'
source_file 'pzcorebus_xbar_switch.sv'
131 changes: 131 additions & 0 deletions pzcorebus_xbar_switch/pzcorebus_xbar_switch.sv
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//========================================
//
// Copyright (c) 2024 PEZY Computing, K.K.
// All Rights Reserved.
//
//========================================
module pzcorebus_xbar_switch
import pzcorebus_pkg::*,
pzbcm_arbiter_pkg::*,
pzbcm_selector_pkg::*;
#(
parameter pzcorebus_config BUS_CONFIG = 0,
parameter int SLAVES = 2,
parameter int MASTERS = 2,
parameter bit EXTERNAL_DECODE = 0,
parameter pzbcm_selector_type SELECTOR_TYPE = PZBCM_SELECTOR_BINARY,
parameter bit REQUEST_EXTERNAL_DECODE = EXTERNAL_DECODE,
parameter pzbcm_selector_type REQUEST_SELECTOR_TYPE = SELECTOR_TYPE,
parameter int REQUEST_SELECT_WIDTH = calc_select_width(REQUEST_SELECTOR_TYPE, MASTERS),
parameter int REQUEST_SELECT_LSB = BUS_CONFIG.address_width - REQUEST_SELECT_WIDTH,
parameter bit RESPONSE_EXTERNAL_DECODE = EXTERNAL_DECODE,
parameter pzbcm_selector_type RESPONSE_SELECTOR_TYPE = SELECTOR_TYPE,
parameter int RESPONSE_SELECT_WIDTH = calc_select_width(RESPONSE_SELECTOR_TYPE, SLAVES),
parameter int RESPONSE_SELECT_LSB = BUS_CONFIG.id_width - RESPONSE_SELECT_WIDTH,
parameter bit [1:0] ENABLE_ARBITER = 2'b01,
parameter bit [1:0] REQUEST_ENABLE_ARBITER = ENABLE_ARBITER,
parameter int REQUEST_PRIORITY_WIDTH = 0,
parameter int REQUEST_WEIGHT_WIDTH = 0,
parameter pzbcm_arbiter_weight_list REQUEST_WEIGHT = '1,
parameter bit [1:0] RESPONSE_ENABLE_ARBITER = ENABLE_ARBITER,
parameter int RESPONSE_PRIORITY_WIDTH = 0,
parameter int RESPONSE_WEIGHT_WIDTH = 0,
parameter pzbcm_arbiter_weight_list RESPONSE_WEIGHT = '1,
parameter bit WAIT_FOR_DATA = 0,
parameter bit WAIT_FOR_DATA_LAST = 0,
parameter bit ENABLE_BROADCAST = 0,
parameter bit ALIGN_OUT = 0,
parameter bit [1:0] SLAVE_FIFO = '0,
parameter bit [1:0] MASTER_FIFO = '0,
parameter int COMMAND_DEPTH = 2,
parameter int DATA_DEPTH = 2,
parameter int RESPONSE_DEPTH = 2,
parameter bit SVA_CHECKER = 1,
parameter bit REQUEST_SVA_CHECKER = SVA_CHECKER,
parameter bit RESPONSE_SVA_CHECKER = SVA_CHECKER
)(
input var i_clk,
input var i_rst_n,
output var pzcorebus_command [SLAVES-1:0] o_mcmd,
input var [SLAVES-1:0][REQUEST_SELECT_WIDTH-1:0] i_request_select,
input var pzbcm_arbiter_config i_request_arbiter_config,
output var [MASTERS-1:0][BUS_CONFIG.id_width-1:0] o_sid,
input var [MASTERS-1:0][RESPONSE_SELECT_WIDTH-1:0] i_response_select,
input var pzbcm_arbiter_config i_response_arbiter_config,
pzcorebus_if.slave slave_if[SLAVES],
pzcorebus_if.master master_if[MASTERS]
);
pzcorebus_if #(BUS_CONFIG) slave_bus_if[SLAVES]();
pzcorebus_if #(BUS_CONFIG) master_bus_if[MASTERS]();

pzcorebus_array_connector #(
.N (SLAVES )
) u_slave_connector (
.slave_if (slave_if ),
.master_if (slave_bus_if )
);

pzcorebus_request_xbar_switch #(
.BUS_CONFIG (BUS_CONFIG ),
.SLAVES (SLAVES ),
.MASTERS (MASTERS ),
.EXTERNAL_DECODE (REQUEST_EXTERNAL_DECODE ),
.SELECTOR_TYPE (REQUEST_SELECTOR_TYPE ),
.SELECT_WIDTH (REQUEST_SELECT_WIDTH ),
.SELECT_LSB (REQUEST_SELECT_LSB ),
.ENABLE_ARBITER (REQUEST_ENABLE_ARBITER ),
.PRIORITY_WIDTH (REQUEST_PRIORITY_WIDTH ),
.WEIGHT_WIDTH (REQUEST_WEIGHT_WIDTH ),
.WEIGHT (REQUEST_WEIGHT ),
.WAIT_FOR_DATA (WAIT_FOR_DATA ),
.WAIT_FOR_DATA_LAST (WAIT_FOR_DATA_LAST ),
.ENABLE_BROADCAST (ENABLE_BROADCAST ),
.SLAVE_FIFO (SLAVE_FIFO[0] ),
.MASTER_FIFO (MASTER_FIFO[0] ),
.COMMAND_DEPTH (COMMAND_DEPTH ),
.DATA_DEPTH (DATA_DEPTH ),
.ALIGN_OUT (ALIGN_OUT ),
.SVA_CHECKER (REQUEST_SVA_CHECKER )
) u_request_xbar_switch (
.i_clk (i_clk ),
.i_rst_n (i_rst_n ),
.o_mcmd (o_mcmd ),
.i_select (i_request_select ),
.i_arbiter_config (i_request_arbiter_config ),
.slave_if (slave_bus_if ),
.master_if (master_bus_if )
);

pzcorebus_response_xbar_switch #(
.BUS_CONFIG (BUS_CONFIG ),
.SLAVES (SLAVES ),
.MASTERS (MASTERS ),
.ENABLE_ARBITER (RESPONSE_ENABLE_ARBITER ),
.PRIORITY_WIDTH (RESPONSE_PRIORITY_WIDTH ),
.WEIGHT_WIDTH (RESPONSE_WEIGHT_WIDTH ),
.WEIGHT (RESPONSE_WEIGHT ),
.EXTERNAL_DECODE (RESPONSE_EXTERNAL_DECODE ),
.SELECTOR_TYPE (RESPONSE_SELECTOR_TYPE ),
.SELECT_WIDTH (RESPONSE_SELECT_WIDTH ),
.SELECT_LSB (RESPONSE_SELECT_LSB ),
.SLAVE_FIFO (SLAVE_FIFO[1] ),
.MASTER_FIFO (MASTER_FIFO[1] ),
.RESPONSE_DEPTH (RESPONSE_DEPTH ),
.SVA_CHECKER (RESPONSE_SVA_CHECKER )
) u_response_xbar_switch (
.i_clk (i_clk ),
.i_rst_n (i_rst_n ),
.i_arbiter_config (i_response_arbiter_config ),
.o_sid (o_sid ),
.i_select (i_response_select ),
.slave_if (slave_bus_if ),
.master_if (master_bus_if )
);

pzcorebus_array_connector #(
.N (MASTERS )
) u_master_connector (
.slave_if (master_bus_if ),
.master_if (master_if )
);
endmodule

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